PrimeRFP SCOUT · NAICS Intelligence
NAICS 621 — Ambulatory Health Care Services
NAICS 621111 — Physicians & Clinical Services
NAICS 621111 covers federal contracts for physician services, clinical examinations, disability evaluations, and direct medical care services. VA dominates this NAICS code, using it primarily for disability compensation examinations (C&P exams), community care referrals, and veteran health assessment contracts.
$19.7B
Total Obligated
1,580
Total Awards
$12.5M
Avg Award Value
Apr 2025 – Mar 2026
Data Period
Year-Over-Year Award Trend
| Year | Awards | Total Obligated |
|---|---|---|
| 2025 | 1,304 | $18.3B |
| 2026 | 276 | $1.5B |
2026 data through March 2026 only. Source: PrimeRFP SCOUT · ≥$25K floor
Top Agencies by Obligation — NAICS 621111
| Agency | Awards | Total Obligated |
|---|---|---|
VADepartment of Veterans Affairs | 335 | $17.9B |
DoDDepartment of Defense | 254 | $928M |
HHSDepartment of Health and Human Services | 238 | $461M |
DOEDepartment of Energy | 7 | $154M |
DHSDepartment of Homeland Security | 47 | $84M |
Top Awardees — NAICS 621111
Trailing 12 months · ≥$25K floor · Source: PrimeRFP SCOUT
| Rank | Awardee | Awards | Total Obligated |
|---|---|---|---|
| #1 | QTC Medical Services | 23 | $3.5B |
| #2 | OptumServe Health Services | 23 | $3.4B |
| #3 | Veterans Evaluation Services | 20 | $3.0B |
| #4 | Loyal Source Government Services | 15 | $2.5B |
| #5 | Veterans Evaluation Services, Inc. | 19 | $2.1B |
| #6 | Logistics Health, Inc. | 10 | $1.4B |
| #7 | OptumServe Health Services, Inc. | 5 | $630M |
See all awardees and filter by agency, set-aside, and date in SCOUT.
Access full data in SCOUT →SCOUT Market Insights
→VA accounts for 91% of NAICS 621111 spending ($17.9B of $19.7B) — driven entirely by the C&P exam program (disability compensation evaluations for veterans).
→The top 4 awardees hold $12.4B of $19.7B (63%) — an unusually concentrated market dominated by firms purpose-built for VA disability exam outsourcing.
→VA's C&P exam contract has been under continuous scrutiny for quality and capacity — creating ongoing recompete risk and opportunity for challengers who can demonstrate clinical throughput and veteran satisfaction metrics.
→DoD's 254 awards at $928M cover MEPS (Military Entrance Processing) physicals, TRICARE supplemental exams, and occupational health — a more distributed and competitive segment than VA.
Frequently Asked Questions — NAICS 621111
What federal contracts fall under NAICS 621111?
NAICS 621111 covers physician and clinical services provided to the federal government — including VA disability compensation examinations (C&P exams), military entrance physicals (MEPS), TRICARE community care referrals, occupational health services, and medical screening programs. VA uses it as the primary NAICS for its contracted disability exam program.
How much does the federal government spend on NAICS 621111?
Federal agencies obligated approximately $19.7B under NAICS 621111 in the trailing 12 months (Apr 2025–Mar 2026) across 1,580 awards. VA is the dominant buyer at $17.9B (91% of total). Source: PrimeRFP SCOUT, ≥$25K floor.
Who are the main contractors for NAICS 621111?
The VA's C&P exam market is dominated by QTC Medical Services (Leidos subsidiary, $3.5B), OptumServe ($3.4B), Veterans Evaluation Services ($3.0B + $2.1B as separate entity), and Loyal Source Government Services ($2.5B). These firms operate nationwide exam networks under VA's nationwide contracts.
Are there small business opportunities in NAICS 621111?
Small business opportunities exist primarily through DoD and HHS — MEPS physicals, occupational health BPAs, and HHS screening programs tend to be smaller, more regionally distributed contracts. VA's C&P exam contracts are full-and-open due to scale requirements, but subcontracting opportunities with the major prime awardees are significant.
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